Table 2 Descriptive statistics of variables (N = 879).
From: Unraveling the Nexus: how street network morphology influences crime in Detroit
Statistic | Min | Max | Mean | SD |
|---|---|---|---|---|
Dependent variables | ||||
Crime count | ||||
Assault | 0.000 | 207.000 | 19.650 | 14.051 |
Robbery | 0.000 | 31.000 | 2.588 | 2.692 |
Larceny | 0.000 | 342.000 | 14.775 | 20.639 |
Stolen vehicle | 0.000 | 63.000 | 7.687 | 6.282 |
Independent variables | ||||
Street network | ||||
Total road density (km/km2) | 1.805 | 28.708 | 14.778 | 3.408 |
Major road rate | 0.000 | 0.837 | 0.075 | 0.130 |
Minor road rate | 0.364 | 1.000 | 0.928 | 0.122 |
Local road rate | 0.000 | 0.241 | 0.007 | 0.024 |
T ratio | 0.000 | 0.962 | 0.386 | 0.221 |
X ratio | 0.038 | 1.000 | 0.614 | 0.221 |
Cell ratio | 0.000 | 1.000 | 0.939 | 0.123 |
Cul ratio | 0.000 | 1.000 | 0.061 | 0.123 |
Intersection | 6.000 | 122.000 | 29.994 | 14.354 |
Between R = 800 | 38.392 | 2317.297 | 561.337 | 272.715 |
Between R = 1500 | 150.768 | 13353.210 | 3562.688 | 1632.491 |
Between R = n | 145,706.179 | 50,378,396.470 | 3,813,317.686 | 4,401,256.054 |
Node | ||||
ATM/Bank | 0.000 | 6.000 | 0.080 | 0.421 |
Bus station | 0.000 | 45.000 | 3.740 | 4.188 |
Bar | 0.000 | 12.000 | 0.090 | 0.661 |
Parking lot | 0.000 | 20.000 | 0.170 | 1.060 |
Restaurant | 0.000 | 40.000 | 0.510 | 2.268 |
Hospital | 0.000 | 5.000 | 0.090 | 0.420 |
Leisure venues presence | 0.000 | 1.000 | 0.010 | 0.106 |
School presence | 0.000 | 1.000 | 0.080 | 0.271 |
Worship presence | 0.000 | 1.000 | 0.060 | 0.246 |
Police office presence | 0.000 | 1.000 | 0.010 | 0.075 |
Socioeconomic attributes | ||||
White | 0.000 | 1743 | 112.82 | 234.738 |
African American | 0.000 | 2342 | 601.35 | 381.623 |
Asian | 0.000 | 1791 | 12.84 | 103.042 |
Number by car | 0.000 | 1553 | 222.23 | 168.818 |
Number by bus | 0.000 | 204 | 18.36 | 26.118 |
Number on foot | 0.000 | 386 | 10.12 | 34.893 |
At least bachelor's degree | 0.000 | 2009 | 113.04 | 149.233 |
Low income | 0.000 | 1531 | 264.09 | 214.604 |
% Unemployed | 0.000 | 78.130 | 16.640 | 13.530 |
% Vacant housing units | 0.000 | 100.000 | 29.440 | 18.070 |
% Renter-occupied housing units | 0.000 | 100.000 | 48.930 | 21.570 |
Exposure variable | ||||
Length of internal streets (km) | 1.379 | 30.996 | 7.244 | 3.911 |
